The foam board tools are used to cut straight, v-grooves, bevel, rabbet joints, and circles in foam board. In the Maker Lab we a FoamWerks deluxe cutting kit.

Jeffrey McNaught, owner of Edgewater Surf, hopes to reduce the amount of expanded polystyrene foam that ends up in landfills ...

If you don't want to use a potato you could cut your design out of foamboard like this and then stick it onto another piece of foam board to make your printing plate. OK. Now for the messy bit.